Table 1.
Number of samples tested for HMPV and cases positives per year from 2007 to 16 amongst pneumonia paediatric admissions to Kilifi County Hospital, Kenya
| Year | Admissionsa | Eligibleb | Testedc | HMPV Positive | HMPV Prevalence (95% CI) |
|---|---|---|---|---|---|
| 2007 | 3506 | 1174 | 726 | 21 | 2.90 (1.80–4.39) |
| 2008 | 3204 | 1009 | 435 | 34 | 7.80 (5.47–10.75) |
| 2009 | 3633 | 1105 | 526 | 46 | 8.70 (6.47–11.49) |
| 2010 | 3091 | 1090 | 903 | 27 | 3.00 (1.98–4.32) |
| 2011 | 3005 | 906 | 730 | 32 | 4.40 (3.02–6.13) |
| 2012 | 2715 | 863 | 943 | 50 | 5.30 (3.96–6.93) |
| 2013 | 2074 | 566 | 540 | 28 | 5.20 (3.47–7.41) |
| 2014 | 2947 | 797 | 695 | 18 | 2.60 (1.54–4.06) |
| 2015 | 3029 | 793 | 658 | 8 | 1.20 (0.53–2.38) |
| 2016 | 2803 | 776 | 600 | 10 | 1.70 (0.80–3.04) |
| Overall | 30,007 | 9079 | 6756 | 274 | 4.10 |
Abbreviations: CI Confidence intervals, HMPV Human metapneumovirus
a. Admissions under 5 years of age; b. Cases of severe or very severe pneumonia amongst the admissions [29]; c. Samples eligible for testing from the pneumonia admissions included only residents from within the Kilifi Health and Demographic Surveillance System (KHDSS) for years 2007–9, and residents or non-residents for other years